Mama June Shannon doesn’t think her late daughter is “at peace” yet. The 44-year-old reality star lost her daughter Anna “Chickadee” Cardwell to cancer toward the end of last year but doesn’t think she will truly be “at rest” until she has managed to get full custody of her granddaughter Kaitlyn and won her battle with Anna’s former partner Michael Cardwell. Speaking in an upcoming episode of Mama June: Family Crisis, she said: “Watching us spread Anna in the ocean in very emotional for me. It’s kind of hard, do I think Anna is at peace and at rest now? No. Anna won’t be able to rest and be in…